Perhaps you should try some spelling variations:
"binary ttttttasks _ optimization algorithmss" » "binary ttttttasks _ optimization algorithms" (Expand Search), "binary tttttttasks _ optimization algorithmss" (Expand Search)
"binary ask based optimization algorithm" » "binary task based optimization algorithm" (Expand Search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("binary ask based optimization algorithm") OR ("binary ttttttasks _ optimization algorithmss"))~.
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